Huadai Chemical
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Cis-3-Hexenyl Acetate
Huadai Chemical
|
HS Code |
581549 |
| Chemical Formula | C8H14O2 |
| Molecular Weight | 142.2 g/mol |
| Cas Number | 141-11-7 |
| Appearance | Colorless liquid |
| Odor | Fruity, green, fresh odor |
| Boiling Point | 171 - 173 °C |
| Melting Point | -80 °C |
| Density | 0.89 g/cm³ at 25 °C |
| Solubility In Water | Slightly soluble |
| Flash Point | 56 °C |
| Vapor Pressure | 0.34 hPa at 25 °C |
| Refractive Index | 1.423 - 1.427 at 20 °C |
| Packing | 100 - gram vial packaging for Cis - 3 - Hexenyl Acetate chemical. |
| Storage | Cis - 3 - Hexenyl Acetate should be stored in a cool, dry, well - ventilated area away from heat sources and open flames. Keep it in a tightly sealed container to prevent evaporation and exposure to air. Store it separately from oxidizing agents and incompatible substances to avoid potential reactions. Suitable storage temperature is typically around 2 - 8°C if refrigerated storage is recommended for long - term stability. |
| Shipping | Cis - 3 - Hexenyl Acetate is shipped in tightly sealed, corrosion - resistant containers. It's transported under cool, dry conditions away from heat and ignition sources, following strict chemical shipping regulations. |
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Historical Development
Cis-3-Hexenyl Acetate is a compound with a unique fragrance. Its historical development has a long history. The ancient ancestors gradually observed the specific aroma of plants in nature, and there was a trace of this substance. Although the details were not known at that time, they already felt its fragrance.
And science is gradually emerging, and various sages have worked tirelessly. After many experiments and analyses, the structure and characteristics of this compound have finally been clarified. It is increasingly important in the fragrance, daily chemical industry and other industries. In the past, from ignorant perception to clear understanding and good application, the development of Cis-3-Hexenyl Acetate has witnessed scientific progress and added luster to life, leaving a unique imprint in the long river of history.
And science is gradually emerging, and various sages have worked tirelessly. After many experiments and analyses, the structure and characteristics of this compound have finally been clarified. It is increasingly important in the fragrance, daily chemical industry and other industries. In the past, from ignorant perception to clear understanding and good application, the development of Cis-3-Hexenyl Acetate has witnessed scientific progress and added luster to life, leaving a unique imprint in the long river of history.
Product Overview
Cis-3-hexenyl acetate is a delicate chemical substance. It has a unique molecular structure, is colorless to light yellow liquid, and exudes a fresh and pleasant fruity aroma, just like the breeze in a spring orchard.
This substance has wonderful uses in many fields. In the fragrance industry, it can be used as a key ingredient in the preparation of delicate fragrances, adding a smart and fresh flavor to perfumes. In the food field, it is also used as a flavoring agent, which can give food a unique fruity aroma and make its flavor more mellow.
The preparation method goes through a fine chemical synthesis process. It is necessary to choose suitable raw materials, follow precise reaction conditions, and operate strictly to obtain high-quality products. Its stability is also very important, and it needs to be properly stored to avoid high temperature, strong light and oxidation in order to maintain its characteristics and quality.
This substance has wonderful uses in many fields. In the fragrance industry, it can be used as a key ingredient in the preparation of delicate fragrances, adding a smart and fresh flavor to perfumes. In the food field, it is also used as a flavoring agent, which can give food a unique fruity aroma and make its flavor more mellow.
The preparation method goes through a fine chemical synthesis process. It is necessary to choose suitable raw materials, follow precise reaction conditions, and operate strictly to obtain high-quality products. Its stability is also very important, and it needs to be properly stored to avoid high temperature, strong light and oxidation in order to maintain its characteristics and quality.
Physical & Chemical Properties
"On the Physicochemical Properties of Cis-3 - Hexenyl Acetate"
Cis-3 - Hexenyl Acetate has specific physicochemical properties. Its color is clear, like the purity of autumn sky, without variegated dye. The taste has a fruity rhyme, fresh and comfortable, like the wind of a spring orchard.
On the point of melting and boiling, the melting point is quite low, and it is easy to melt in case of mild temperature, just like winter snow melting when it is warm. The boiling point is moderate, and at a specific temperature, the gas will rise, like a dragon riding on the clouds and flying.
Its solubility also has wonders. In organic solvents, it is like a fish in water, soluble and uniform, while in water it is slightly soluble, like oil floating in water, each maintaining its own properties. And its chemical properties are easy to solve in case of alkali, and the structure changes and changes; in case of acid, it is more stable, like a rock, and it is not easy to move. All of these are its unique physical and chemical characteristics.
Cis-3 - Hexenyl Acetate has specific physicochemical properties. Its color is clear, like the purity of autumn sky, without variegated dye. The taste has a fruity rhyme, fresh and comfortable, like the wind of a spring orchard.
On the point of melting and boiling, the melting point is quite low, and it is easy to melt in case of mild temperature, just like winter snow melting when it is warm. The boiling point is moderate, and at a specific temperature, the gas will rise, like a dragon riding on the clouds and flying.
Its solubility also has wonders. In organic solvents, it is like a fish in water, soluble and uniform, while in water it is slightly soluble, like oil floating in water, each maintaining its own properties. And its chemical properties are easy to solve in case of alkali, and the structure changes and changes; in case of acid, it is more stable, like a rock, and it is not easy to move. All of these are its unique physical and chemical characteristics.
Technical Specifications & Labeling
Cis-3-Hexenyl Acetate is a compound with a unique aroma. Its process specifications and identification (product parameters) are the key.
In terms of process specifications, the preparation needs to precisely control the reaction conditions. The ratio of raw materials must be accurate, and the reaction temperature should be stable in a specific range to promote a smooth reaction and maintain the purity of the product. The reaction time should also be strictly checked to prevent impurities from being generated due to excessive reaction.
In terms of identification, product parameters should be detailed. On the packaging, its chemical name "Cis-3-Hexenyl Acetate" should be marked, and a structural formula should be attached to make it clear to people at a glance. Indicate key parameters such as purity and content to let users know its quality. Safety warnings should be issued because of chemical substances or latent risks, so as to ensure safe use and make the product meet the high standards of industrial or other uses.
In terms of process specifications, the preparation needs to precisely control the reaction conditions. The ratio of raw materials must be accurate, and the reaction temperature should be stable in a specific range to promote a smooth reaction and maintain the purity of the product. The reaction time should also be strictly checked to prevent impurities from being generated due to excessive reaction.
In terms of identification, product parameters should be detailed. On the packaging, its chemical name "Cis-3-Hexenyl Acetate" should be marked, and a structural formula should be attached to make it clear to people at a glance. Indicate key parameters such as purity and content to let users know its quality. Safety warnings should be issued because of chemical substances or latent risks, so as to ensure safe use and make the product meet the high standards of industrial or other uses.
Preparation Method
The method of making Cis-3-Hexenyl Acetate is related to the raw materials and production process, reaction steps and catalytic mechanism. The raw materials are often taken from suitable enols and acetic anhydride. First, the enol and acetic anhydride are mixed in a certain proportion and put into the reactor. Control the appropriate temperature and pressure, and the two then react. In the reaction step, the hydroxyl group of the enol interacts with the acyl group of acetic anhydride, and goes through a complex reaction path to form this product. In the catalytic mechanism, a specific catalyst is often required to promote the efficient progress of the reaction, reduce the activation energy and increase the reaction rate. By means of exquisite technology, the reaction conditions are controlled, and the raw materials are fully converted to obtain high-purity Cis-3-Hexenyl Acetate for the needs of various industries.
Chemical Reactions & Modifications
Wenfu Cis-3-Hexenyl Acetate has considerable advantages in the reaction and denaturation of the chemical. Its reaction, or contact with various reagents, depends on the change of temperature, pressure and catalysis. If it comes to alkali, the ester bond is easily broken, and it is converted into acid and alcohol, which is a common way of hydrolysis.
Due to its denaturation, it can change its conformation with the help of light and heat. Under light, there may be cis-trans isomerization changes, and heat can also promote its intramolecular rearrangement, changing its activity and characteristics.
When we study it, we should carefully observe all the factors, understand the mechanism of its reaction, and understand the rules of its transformation, in order to make good use of it, add new colors to the chemical and pharmaceutical industries, and expand new paths in the transformation environment.
Due to its denaturation, it can change its conformation with the help of light and heat. Under light, there may be cis-trans isomerization changes, and heat can also promote its intramolecular rearrangement, changing its activity and characteristics.
When we study it, we should carefully observe all the factors, understand the mechanism of its reaction, and understand the rules of its transformation, in order to make good use of it, add new colors to the chemical and pharmaceutical industries, and expand new paths in the transformation environment.
Synonyms & Product Names
Cis-3-Hexenyl Acetate, which has many synonymous names, is also known as ethyl acetate. In the industry, it is often used in the world with different names. Its trade name also has a variety of expressions, either due to regional differences or due to industry habits.
In ancient books, although there is no exact name for it, in today's chemical perspective, it exists in the natural world, mostly in all kinds of plants and trees. Looking at the aroma of plants and trees mentioned by people in the past, there may be its shadow. For example, in "The Collection of Plants and Plants", the fragrance of grass is recorded, or the traces of this flavor are involved.
In today's world, Cis-3 - Hexenyl Acetate is quite important in the fragrance industry. Because of its unique fragrance, it is like a green breeze, which can add freshness and agility to all fragrances. Its product name is in the market, and it is also valued by merchants. Different names are expected to show its uniqueness and attract customers' attention.
In ancient books, although there is no exact name for it, in today's chemical perspective, it exists in the natural world, mostly in all kinds of plants and trees. Looking at the aroma of plants and trees mentioned by people in the past, there may be its shadow. For example, in "The Collection of Plants and Plants", the fragrance of grass is recorded, or the traces of this flavor are involved.
In today's world, Cis-3 - Hexenyl Acetate is quite important in the fragrance industry. Because of its unique fragrance, it is like a green breeze, which can add freshness and agility to all fragrances. Its product name is in the market, and it is also valued by merchants. Different names are expected to show its uniqueness and attract customers' attention.
Safety & Operational Standards
Cis-3-hexenylacetate is an important chemical. When using and handling this chemical, it is necessary to follow specific safety and operating practices to ensure the safety of personnel and the environment.
#1. Storage Safety
Cis-3-hexenylacetate should be stored in a cool and well-ventilated place. Keep away from fires and heat sources to prevent fires. The temperature of the storage area should be maintained within a specific range to prevent product deterioration or danger. The container must be well sealed to avoid contact with air to prevent chemical reactions such as oxidation. And should be stored separately from oxidants, acids, alkalis, etc., and should not be mixed with storage, as it may react violently with these substances, resulting in safety accidents.
#2. Operating instructions
When operating cis-3-hexenyl acetate, the operator must undergo special training and strictly abide by the operating procedures. During the operation, appropriate protective equipment should be worn, such as protective glasses, gloves and protective clothing, to prevent skin contact and eye splashing. If accidentally touching the skin, rinse immediately with a large amount of flowing water; if splashing into the eyes, quickly rinse with a large amount of water and seek medical attention.
Operate in a well-ventilated environment to avoid inhaling its vapor. In the event of a leak, personnel in the contaminated area of the leak should be quickly evacuated to a safe area and quarantined to strictly limit access. Emergency personnel need to wear self-contained positive pressure breathing apparatus, wear anti-acid and alkali work clothes, and do not directly contact the leakage. In the event of a small leak, it can be absorbed by sand, vermiculite or other inert materials; in the event of a large leak, a dike should be built or dug for containment, covered with foam to reduce steam disasters, and then transferred to a tanker or a special collector with an explosion-proof pump for recycling or transportation to a waste treatment site for disposal.
Only by strictly following the above safety and operation specifications for cis-3-hexenyl acetate can accidents be effectively prevented and the safety of production and use can be guaranteed.
#1. Storage Safety
Cis-3-hexenylacetate should be stored in a cool and well-ventilated place. Keep away from fires and heat sources to prevent fires. The temperature of the storage area should be maintained within a specific range to prevent product deterioration or danger. The container must be well sealed to avoid contact with air to prevent chemical reactions such as oxidation. And should be stored separately from oxidants, acids, alkalis, etc., and should not be mixed with storage, as it may react violently with these substances, resulting in safety accidents.
#2. Operating instructions
When operating cis-3-hexenyl acetate, the operator must undergo special training and strictly abide by the operating procedures. During the operation, appropriate protective equipment should be worn, such as protective glasses, gloves and protective clothing, to prevent skin contact and eye splashing. If accidentally touching the skin, rinse immediately with a large amount of flowing water; if splashing into the eyes, quickly rinse with a large amount of water and seek medical attention.
Operate in a well-ventilated environment to avoid inhaling its vapor. In the event of a leak, personnel in the contaminated area of the leak should be quickly evacuated to a safe area and quarantined to strictly limit access. Emergency personnel need to wear self-contained positive pressure breathing apparatus, wear anti-acid and alkali work clothes, and do not directly contact the leakage. In the event of a small leak, it can be absorbed by sand, vermiculite or other inert materials; in the event of a large leak, a dike should be built or dug for containment, covered with foam to reduce steam disasters, and then transferred to a tanker or a special collector with an explosion-proof pump for recycling or transportation to a waste treatment site for disposal.
Only by strictly following the above safety and operation specifications for cis-3-hexenyl acetate can accidents be effectively prevented and the safety of production and use can be guaranteed.
Application Area
Today there is a thing called Cis-3-Hexenyl Acetate, which is widely used. In the garden, it can attract bees and butterflies, help flowers pollinate, and make flowers and trees flourish. In the food industry, it can add fruity aroma and increase its flavor, and diners will enjoy it. In daily products, such as perfumes, it can add a fragrance, which makes people smell refreshing. And in the matter of insect control and pest control, it can also be used to drive away some pests and protect objects. It has extraordinary uses in all kinds of fields. It is actually a wonderful thing. It is important for users and develops its growth in many aspects, benefiting a lot.
Research & Development
In recent years, I have devoted myself to the study of this product in Cis-3-Hexenyl Acetate. Its unique taste, in the floral and fruity fragrance of fresh, widely used, such as the preparation of spices, attracted the attention of many industry.
At the beginning, the preparation method was complicated and expensive, and the yield was also low. I worked hard to think about it, and after years of cold and heat, I studied ancient books and studied new theories, and finally got the improved method. The new method is easy to operate, and the yield is significantly improved, and the cost is sharply reduced.
Looking at its development, the prospect is shining. In the fragrance industry, it can give new products a different charm; in agriculture, it can be used as insect pheromones to help pest prevention and control. I should forge ahead and explore its potential, hoping to contribute to the industry and promote the wider application and development of this substance.
At the beginning, the preparation method was complicated and expensive, and the yield was also low. I worked hard to think about it, and after years of cold and heat, I studied ancient books and studied new theories, and finally got the improved method. The new method is easy to operate, and the yield is significantly improved, and the cost is sharply reduced.
Looking at its development, the prospect is shining. In the fragrance industry, it can give new products a different charm; in agriculture, it can be used as insect pheromones to help pest prevention and control. I should forge ahead and explore its potential, hoping to contribute to the industry and promote the wider application and development of this substance.
Toxicity Research
Taste the nature of various things, it is related to the use, it is related to the place, and it is necessary to observe it. Now in Cis-3-Hexenyl Acetate, this thing has been studied in detail for toxicology. Whether it is mild or not, harmless to humans and animals, are all our concerns.
After many investigations, observe its reaction in various environments, and observe its state of blending with other things. In experiments, try it with all kinds of creatures, and observe the changes in their behavior and body shape. However, when this agent is used in moderation, there is no serious harm, and all creatures are safe. However, if it is used in excess, there will be fatigue and lack of food.
It is also studied in the cycle of nature, and looking at the process of its decomposition, there are harmless things that are born. Although it is not highly toxic to cover this thing, it should be used with caution to prevent it from adding up and causing harm to living things. Only by studying its nature can we make good use of it without causing harm.
After many investigations, observe its reaction in various environments, and observe its state of blending with other things. In experiments, try it with all kinds of creatures, and observe the changes in their behavior and body shape. However, when this agent is used in moderation, there is no serious harm, and all creatures are safe. However, if it is used in excess, there will be fatigue and lack of food.
It is also studied in the cycle of nature, and looking at the process of its decomposition, there are harmless things that are born. Although it is not highly toxic to cover this thing, it should be used with caution to prevent it from adding up and causing harm to living things. Only by studying its nature can we make good use of it without causing harm.
Future Prospects
Today, there is a thing called Cis-3-Hexenyl Acetate, which is unique in its nature and has a promising future in all fields. Looking at the past, although there is exploration, it is not complete.
Looking forward to the future, in the genus of Nongmulang, it can be used as an agent to attract insects, so that crops will suffer less pests and have a better hope of harvesting. Gardening can add flower fragrance, which is pleasing to the eyes and ears, and pleasant to the mind. And it also has extraordinary potential in the creation of fragrance, or it can become the foundation of new fragrances and lead the fashion.
Although there may be thorns in the road ahead, we chemical researchers should have perseverance and unremitting exploration. With time, we will be able to do our best to serve the world and create a new chapter, which is also a great hope for the future.
Looking forward to the future, in the genus of Nongmulang, it can be used as an agent to attract insects, so that crops will suffer less pests and have a better hope of harvesting. Gardening can add flower fragrance, which is pleasing to the eyes and ears, and pleasant to the mind. And it also has extraordinary potential in the creation of fragrance, or it can become the foundation of new fragrances and lead the fashion.
Although there may be thorns in the road ahead, we chemical researchers should have perseverance and unremitting exploration. With time, we will be able to do our best to serve the world and create a new chapter, which is also a great hope for the future.
What are the main uses of Cis-3-Hexenyl Acetate?
Cis-3-hexenyl acetate, this substance has a wide range of uses. In the genus of daily chemicals, it is often used as a fragrance. Because of its fresh and natural fruity and herbal aroma, it can impart a pleasant fragrance to perfumes, air fresheners, detergents, etc., as if introducing people to the field of spring, feeling the freshness and vitality of nature.
In the food industry, it is also an important edible spice. It can be used in the seasoning of candies, beverages, ice creams, etc., adding unique flavors, such as simulating the smell of fresh fruit or grass, increasing the attractiveness of food and making the eater's taste buds bloom.
Furthermore, in the field of agriculture, it plays a special role. Many studies have shown that this compound can be used as an insect pheromone to trap or drive away specific pests and assist in agricultural pest control. Because of its natural, low toxicity, it is in line with the current green and environmentally friendly agricultural concept, and has received increasing attention. For example, in orchards, it can interfere with pest mating, reduce pest reproduction, and protect the healthy growth of fruit trees.
In short, cis-3-hexenyl acetate has important uses in the fields of flavoring, food, and agriculture, adding luster to life and production.
In the food industry, it is also an important edible spice. It can be used in the seasoning of candies, beverages, ice creams, etc., adding unique flavors, such as simulating the smell of fresh fruit or grass, increasing the attractiveness of food and making the eater's taste buds bloom.
Furthermore, in the field of agriculture, it plays a special role. Many studies have shown that this compound can be used as an insect pheromone to trap or drive away specific pests and assist in agricultural pest control. Because of its natural, low toxicity, it is in line with the current green and environmentally friendly agricultural concept, and has received increasing attention. For example, in orchards, it can interfere with pest mating, reduce pest reproduction, and protect the healthy growth of fruit trees.
In short, cis-3-hexenyl acetate has important uses in the fields of flavoring, food, and agriculture, adding luster to life and production.
What are the physical properties of Cis-3-Hexenyl Acetate?
Cis-3-hexenyl acetate, its shape is like a light oil, its color is light but nearly absent, and it is often clear and transparent. It has a specific fragrance, fragrant and fruity, fresh and pleasant, and its taste is often recognized in a variety of plant fragrances.
The boiling point of this substance is about 175-177 ° C. At this temperature, it gradually converts from liquid to gaseous. The melting point is about -70 ° C. When the temperature drops to this point and below, cis-3-hexenyl acetate changes from liquid to solid.
Its density is lighter than that of water, about 0.89 g/cm ³, so if it is mixed with water, it often floats in the upper layer of water. And its solubility in water is not good, but it can be miscible with many organic solvents, such as ethanol, ether, etc., and can be miscible with it. After miscibility, it can form a homogeneous mixed system.
The chemical properties of cis-3-hexenyl acetate also have its own characteristics. Its molecular structure contains ester groups, so it can undergo hydrolysis reaction under acid-base conditions. In an acidic environment, the hydrolysis reaction is relatively slow; in an alkaline environment, the hydrolysis reaction is more rapid and thorough, and the hydrolysis products are cis-3-hexenol and acetic acid (or acetate, depending on the type of base). In addition, due to the presence of carbon-carbon double bonds in the molecule, an addition reaction can occur. When encountering suitable reagents, such as halogens, hydrogen halides, etc., the double bonds can be opened and added to form new compounds.
The boiling point of this substance is about 175-177 ° C. At this temperature, it gradually converts from liquid to gaseous. The melting point is about -70 ° C. When the temperature drops to this point and below, cis-3-hexenyl acetate changes from liquid to solid.
Its density is lighter than that of water, about 0.89 g/cm ³, so if it is mixed with water, it often floats in the upper layer of water. And its solubility in water is not good, but it can be miscible with many organic solvents, such as ethanol, ether, etc., and can be miscible with it. After miscibility, it can form a homogeneous mixed system.
The chemical properties of cis-3-hexenyl acetate also have its own characteristics. Its molecular structure contains ester groups, so it can undergo hydrolysis reaction under acid-base conditions. In an acidic environment, the hydrolysis reaction is relatively slow; in an alkaline environment, the hydrolysis reaction is more rapid and thorough, and the hydrolysis products are cis-3-hexenol and acetic acid (or acetate, depending on the type of base). In addition, due to the presence of carbon-carbon double bonds in the molecule, an addition reaction can occur. When encountering suitable reagents, such as halogens, hydrogen halides, etc., the double bonds can be opened and added to form new compounds.
What are the chemical properties of Cis-3-Hexenyl Acetate?
Cis-3-Hexenyl Acetate (Cis-3-Hexenyl Acetate) is one of the organic compounds, and its properties are very unique, which is worth exploring.
This substance is often in the form of a clear liquid at room temperature, its color is transparent, like water, and volatile. Because its structure contains ester groups, it has the unique fragrance of esters, just like spring flowers, fresh and pleasant, often favored by perfumers. In the production of perfumes and fragrances, it is often used to add a unique fragrance to the product.
When it comes to solubility, cis-3-hexenyl acetate can be miscible with many organic solvents, such as ethanol and ether. However, its solubility in water is very small, which is similar to the reason that water and oil are insoluble. Because its molecular structure is non-polar, and water is a polar molecule, the polarity difference between the two is quite large, so it is difficult to miscible with each other.
In terms of chemical properties, the existence of ester groups in cis-3-hexenyl acetate makes it possible to hydrolyze. In contact with water and under suitable conditions, such as a specific temperature and pH environment, the ester group will break and form cis-3-hexenol and acetic acid. This hydrolysis reaction, like the erosion of water, slowly and continuously changes the composition of the substance.
Furthermore, because the molecule contains carbon-carbon double bonds, this structure imparts unsaturation, allowing it to participate in addition reactions. When encountering suitable reagents, such as halogens, hydrogen halides, etc., the carbon-carbon double bond can be opened and added to the reagent, resulting in the formation of new compounds. This process is like opening the door of the double bond, welcoming new "partners" and jointly building another chemical structure. With its unique physical and chemical properties, cis-3-hexenyl acetate occupies a position that cannot be ignored in the fields of fragrance, chemical industry, etc., and plays a crucial role in shaping the characteristics of many products.
This substance is often in the form of a clear liquid at room temperature, its color is transparent, like water, and volatile. Because its structure contains ester groups, it has the unique fragrance of esters, just like spring flowers, fresh and pleasant, often favored by perfumers. In the production of perfumes and fragrances, it is often used to add a unique fragrance to the product.
When it comes to solubility, cis-3-hexenyl acetate can be miscible with many organic solvents, such as ethanol and ether. However, its solubility in water is very small, which is similar to the reason that water and oil are insoluble. Because its molecular structure is non-polar, and water is a polar molecule, the polarity difference between the two is quite large, so it is difficult to miscible with each other.
In terms of chemical properties, the existence of ester groups in cis-3-hexenyl acetate makes it possible to hydrolyze. In contact with water and under suitable conditions, such as a specific temperature and pH environment, the ester group will break and form cis-3-hexenol and acetic acid. This hydrolysis reaction, like the erosion of water, slowly and continuously changes the composition of the substance.
Furthermore, because the molecule contains carbon-carbon double bonds, this structure imparts unsaturation, allowing it to participate in addition reactions. When encountering suitable reagents, such as halogens, hydrogen halides, etc., the carbon-carbon double bond can be opened and added to the reagent, resulting in the formation of new compounds. This process is like opening the door of the double bond, welcoming new "partners" and jointly building another chemical structure. With its unique physical and chemical properties, cis-3-hexenyl acetate occupies a position that cannot be ignored in the fields of fragrance, chemical industry, etc., and plays a crucial role in shaping the characteristics of many products.
What is the production method of Cis-3-Hexenyl Acetate?
Cis-3-Hexenyl acetate (Cis-3-Hexenyl Acetate), this product has a unique aroma and is widely used in the fragrance, food and other industries. Its preparation method is often chemical synthesis and biological synthesis.
The chemical synthesis method is mostly obtained by esterification reaction with hexenol and acetic anhydride as raw materials under the action of catalysts. The process is as follows: first place an appropriate amount of hexenol and acetic anhydride in the reaction kettle, and then add a suitable catalyst, such as sulfuric acid or p-toluenesulfonic acid. Control the reaction temperature and duration, generally maintain the temperature at 60-80 degrees Celsius, and the reaction is about 2-4 hours. During this period, the catalyst accelerates the reaction between the two, so that the hydroxyl group of hexenol binds to the acyl group of acetic anhydride, and the acetic acid is removed, so that the cis-3-hexenyl acetate is formed. After the reaction is completed, the product is purified through distillation, extraction, distillation and other processes to achieve the required purity.
The biosynthesis method uses the action of microorganisms or enzymes. Take some ester-producing microorganisms as an example, such as yeast or bacteria, and place them in a medium rich in nutrients such as carbon sources and nitrogen sources, and connect them to the hexenol substrate. During the growth and metabolism of microorganisms, the enzyme system in the body catalyzes the reaction of hexenol and acetyl-coenzyme A, and then generates cis-3-hexenyl acetate. The process conditions are mild, the selectivity is good, and the product has a natural flavor. However, biosynthesis also has limitations, such as long fermentation cycle, yield or difficulty in meeting large-scale demand.
Another biosynthesis method uses enzymes as catalysts. Select a specific lipase to catalyze the transesterification of hexenol and ethyl acetate in an organic solvent or buffer system. The specificity of the enzyme ensures that the reaction is efficient and accurate, and high-purity cis-3-hexenyl acetate is obtained. However, the cost of the enzyme is high, and the separation and recovery of the enzyme after the reaction also requires a delicate process.
The chemical synthesis method is mostly obtained by esterification reaction with hexenol and acetic anhydride as raw materials under the action of catalysts. The process is as follows: first place an appropriate amount of hexenol and acetic anhydride in the reaction kettle, and then add a suitable catalyst, such as sulfuric acid or p-toluenesulfonic acid. Control the reaction temperature and duration, generally maintain the temperature at 60-80 degrees Celsius, and the reaction is about 2-4 hours. During this period, the catalyst accelerates the reaction between the two, so that the hydroxyl group of hexenol binds to the acyl group of acetic anhydride, and the acetic acid is removed, so that the cis-3-hexenyl acetate is formed. After the reaction is completed, the product is purified through distillation, extraction, distillation and other processes to achieve the required purity.
The biosynthesis method uses the action of microorganisms or enzymes. Take some ester-producing microorganisms as an example, such as yeast or bacteria, and place them in a medium rich in nutrients such as carbon sources and nitrogen sources, and connect them to the hexenol substrate. During the growth and metabolism of microorganisms, the enzyme system in the body catalyzes the reaction of hexenol and acetyl-coenzyme A, and then generates cis-3-hexenyl acetate. The process conditions are mild, the selectivity is good, and the product has a natural flavor. However, biosynthesis also has limitations, such as long fermentation cycle, yield or difficulty in meeting large-scale demand.
Another biosynthesis method uses enzymes as catalysts. Select a specific lipase to catalyze the transesterification of hexenol and ethyl acetate in an organic solvent or buffer system. The specificity of the enzyme ensures that the reaction is efficient and accurate, and high-purity cis-3-hexenyl acetate is obtained. However, the cost of the enzyme is high, and the separation and recovery of the enzyme after the reaction also requires a delicate process.
What is the price range of Cis-3-Hexenyl Acetate in the market?
"Tiangong Kaiwu" is an ancient scientific and technological masterpiece in our country, and it is rare that it does not contain the price of cis-3-Hexenyl Acetate (cis-3-hexenyl acetate) in the market. This substance is now widely used in the chemical and fragrance industries. Its price varies depending on quality, purity, and market supply and demand.
If the current market conditions, ordinary purity, per kilogram or around 100 yuan. However, high purity, or up to several hundred yuan per kilogram. Because the preparation method of high purity is more complicated and the materials used are more refined, the price is high.
If the market is oversupplied, the price may be in a downward trend; if the supply is in short supply, the price will rise. And the price varies from region to region, and the price is more expensive in prosperous cities due to high transportation and operating costs. In short, the price of cis-3-Hexenyl Acetate is not fixed and varies with many factors.
If the current market conditions, ordinary purity, per kilogram or around 100 yuan. However, high purity, or up to several hundred yuan per kilogram. Because the preparation method of high purity is more complicated and the materials used are more refined, the price is high.
If the market is oversupplied, the price may be in a downward trend; if the supply is in short supply, the price will rise. And the price varies from region to region, and the price is more expensive in prosperous cities due to high transportation and operating costs. In short, the price of cis-3-Hexenyl Acetate is not fixed and varies with many factors.
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